Decorative cover for an engine air filter



FIG. 1 is a perspective view of an embodiment of my decorative cover for an engine air filter;

FIG. 2 is a first side elevation view thereof;

FIG. 3 is a second side elevation view opposite the first side elevation view;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a perspective view of another embodiment of my decorative cover for an engine air filter;

FIG. 7 is a first side elevation view thereof;

FIG. 8 is a second side elevation view opposite the first side elevation view;

FIG. 9 is a top plan view thereof; and,

FIG. 10 is a bottom plan view thereof.

The broken lines shown in the drawings illustrate portions of my decorative cover for an engine air filter that form no part of the claimed design. 

CLAIM The ornamental design for a decorative cover for an engine air filter, as shown and described. 